/**

 * jQuery.contextMenu - Show a custom context when right clicking something

 * Jonas Arnklint, http://github.com/arnklint/jquery-contextMenu

 * Released into the public domain

 * Date: Jan 14, 2011

 * @author Jonas Arnklint

 * @version 1.7

 *

*/

// Making a local '$' alias of jQuery to support jQuery.noConflict

(function($) {

  jQuery.fn.contextMenu = function ( name, actions, options ) {

    var me = this,

    win = $(window),

    menu = $('<ul id="'+name+'" class="ssfa-values-context-menu"></ul>').hide().appendTo('body'),

    activeElement = null, // last clicked element that responds with contextMenu

    originalEvent = null, // the original contextmenu event

    hideMenu = function() {

      $('.ssfa-values-context-menu:visible').each(function() {

        $(this).trigger("closed");

        $(this).hide();

        $('body').unbind('click', hideMenu);

        menu.unbind('closed');

      });

    },

    default_options = {

      shiftDisable : true, // Allow access to native contextMenu by rightclick + shift

      disable_native_context_menu: false, // disables the native contextmenu everywhere you click

      leftClick: false // show menu on left mouse click instead of right

    },

    options = $.extend(default_options, options);

    $(document).bind('contextmenu', function(e) {

      if (options.disable_native_context_menu) {

        e.preventDefault();

      }

      hideMenu();

    });

    $(window).bind('blur', function () {

      hideMenu();

    });

    $.each(actions, function(me, itemOptions) {

      if (itemOptions.link) {

        var link = itemOptions.link;

      } else {

        var link = '<a href="#">'+me+'</a>';

      }

      var menuItem = $('<li>' + link + '</li>');

      if (itemOptions.klass) {

        menuItem.attr("class", itemOptions.klass);

      }

      menuItem.appendTo(menu).bind('click', function(e) {

        itemOptions.click(activeElement, originalEvent);

        e.preventDefault();

      });

    });

    if (options.leftClick) {

      var mouseEvent = 'click';

    } else {

      var mouseEvent = 'contextmenu';

    }

    var mouseEventFunc = function(e){

      if (options.shiftDisable && e.shiftKey) {

        return true

      }

      // Hide any existing context menus

      hideMenu();

      activeElement = $(this); // set clicked element

      originalEvent = e; // Store the original context menu event

      if (options.showMenu) {

        options.showMenu.call(menu, activeElement);

      }

      // Bind to the closed event if there is a hideMenu handler specified

      if (options.hideMenu) {

        menu.bind("closed", function() {

          options.hideMenu.call(menu, activeElement);

        });

      }

      menu.css({

        visibility: 'hidden',

        position: 'absolute',

        zIndex: 1000

      });

      // include margin so it can be used to offset from page border.

      var mWidth = menu.outerWidth(true),

        mHeight = menu.outerHeight(true),

        xPos = ((e.pageX - win.scrollLeft()) + mWidth < win.width()) ? e.pageX : e.pageX - mWidth,

        yPos = ((e.pageY - win.scrollTop()) + mHeight < win.height()) ? e.pageY : e.pageY - mHeight;

      menu.show(0, function() {

        $('body').bind('click', hideMenu);

      }).css({

        visibility: 'visible',

        top: yPos + 'px',

        left: xPos + 'px',

        zIndex: 1000

      });

      return false;

    }

    if (options.delegateEventTo) {

      return me.on(mouseEvent, options.delegateEventTo, mouseEventFunc)

    } else {

      return me.bind(mouseEvent, mouseEventFunc);

    }

  }

})(jQuery);